Home / 35,704.34-53,519.36-11,994.29

Finding the Fourth Proportional to 35,704.34, 53,519.36 and 11,994.29

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Solution

The fourth proportional to 35,704.34, 53,519.36 and 11,994.29 is: 17,978.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,704.34 : 53,519.36 = 11,994.29 : x
  2. Step 2: Convert to fraction form
    35,704.34/53,519.36 = 11,994.29/x
  3. Step 3: Cross multiply
    35,704.34x = 53,519.36 × 11,994.29
  4. Step 4: Simplify right side
    35,704.34x = 641,926,396.89
  5. Step 5: Solve for x
    x = 641,926,396.89/35,704.34
  6. Step 6: Final answer
    x = 17,978.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.